Inventor

Leonard R. Smith

Inventor

Cincinnati, OH, US

Overview

1978–2000

Patent span

Performing operations

Primary field (CPC B)

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

A45Dprimary

A45DHairdressing or shaving equipment13%

B08BCleaning in general13%

B29DProducing particular articles from plastics or from substances in a plastic state13%

B60BVehicle wheels13%

B62BHand-propelled vehicles, e.g. hand carts or perambulators13%

B65HHandling thin or filamentary material, e.g. sheets, webs, cables13%

H01JElectric discharge tubes or discharge lamps13%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1978Patents assigned to GOODYEAR TIRE & RUBBER (1)· patent assignee history

1981Based in Raeford, NC, US· patent location history

1991–1997Patents assigned to SMITH LEONARD (2)· patent assignee history

1991–1996Based in Cincinnati, OH, US· patent location history

1994Patents assigned to DU PONT (1)· patent assignee history

1994Based in Carlisle, MA, US· patent location history

1996Patents assigned to EPHTEC INC (1)· patent assignee history

1997Patents assigned to A Z TERMINAL CORP (1)· patent assignee history

1997Based in Dayton, TX, US· patent location history

2000Based in Simpsonville, SC, US· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations